<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
    <h1>模版语法学习</h1>
    <div>{{ n1 }}</div>

    <div>{{ n2 }}</div>
    <div>{{ n2.0 }}</div>
    <div>{{ n2.1 }}</div>
    <div>{{ n2.2 }}</div>

    <div>
        {% for item in n2 %}
        	<span>{{ item }}</span>
        {% endfor %}
    </div>

<hr/>
    {{ n3 }}
    {{ n3.name }}
    {{ n3.salary }}
    {{ n3.role }}
<ul>
    {% for k,v in n3.items %}
        <li>{{ k }} = {{ v }}</li>
    {% endfor %}
</ul>

<hr/>
{{ n4.1 }}
{{ n4.1.name }}
{{ n4.1.role }}
{% for item in n4 %}
    <div>{{ item.name }}  {{ item.salary }}</div>
{% endfor %}

<hr/>
{% if n1 == '程青松' %}
    <h1>哒哒哒哒哒</h1>
{% else %}
    <h1>嘟嘟嘟嘟嘟</h1>
{% endif %}

{% if n1 == '程青松' %}
    <h1>哒哒哒哒哒</h1>
{% elif n1 == '张三' %}
    <h1>哔哔哔哔哔</h1>
{% else %}
    <h1>嘟嘟嘟嘟嘟</h1>
{% endif %}

</body>
</html>